Turing -Recognizable vs. -Decidable
{"Image DocumentName": "Turing -Recognizable vs. -Decidable", "Image ImageDescription": "\u221a Accept. & halt. Reject. & halt. \u2261 \u221e Run. forever. w\u2192 Input. Def: A language is Turing-recognizable iff it is exactly the set of strings accepted by some Turing machine. w\u00ce\u03a3  = a. b. aa. ab. ba. bb. aaa. aab. aba. abb. baa. bab. bba. bbb. aaaa. \u2026 M(w)\u00de. \u221a \u221e L(M) = { a, aa, aaa, \u2026} Note: M can run forever on an input, which is implicitly a reject (since it is not an accept).", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}